Flights St. Thomas → Miami
STT → MIA
Route overview
The flight route from St. Thomas to Miami operates with a Boeing 757 and has an on-time performance rate of 78%, with flights typically experiencing delays averaging 12.9 minutes. Over the course of a year, this route sees around 317 total flights, serving one of the world's busiest airports in terms of passenger traffic, which handles approximately 50,684,396 passengers annually.
Your rights on this US flight (DOT)
US flights have no statutory cash compensation for delays. Under the US DOT rules, if your flight is cancelled or significantly changed and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Amenities for controllable delays depend on each airline's contract of carriage.
US flight refund rules & checker →General information, not legal advice.
The St. Thomas (STT) → Miami (MIA) route is operated by American Airlines, British Airways. Across 410 flights monitored in recent months, 79% arrived on time (within 15 min of schedule), with an average delay of 15 minutes. The cancellation rate is 0.73%. FlightGuard's average computed risk is 19.7/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Miami the average ATFM delay is 2.0 minutes (main cause: atfm). Departing from St. Thomas the average ATFM delay is 2.0 minutes.
Heading to Miami: what to expect in this direction
Flying from St. Thomas (STT) to Miami (MIA) heads north-west for about 1,781 km, a flight time of roughly 2h 39m.
Departures from St. Thomas on this leg cluster in the midday window: about 53% of STT-MIA flights take off then.
Air-traffic congestion: departing St. Thomas the average ATFM delay is 2.0 min (atfm); arriving into Miami it is 2.0 min (atfm).
Across 410 tracked STT-MIA flights, 79% left on time with an average delay of 15 min and a 0.7% cancellation rate.
Route facts
Flights on this route
Check the risk of a specific flight.
Flexible on this trip? Compare flights
Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| British Airways (BA) | 77% | 17 min | 2.4% |
| American Airlines (AA) | 74% | 16 min | 3.0% |
Airlines operating STT-MIA
Airports
Frequently asked questions about STT-MIA
On the St. Thomas (STT) -> Miami (MIA) route, on-time performance is 79% with an average delay of 15 minutes, based on 410 tracked flights.
The cancellation rate on St. Thomas-Miami is 0.73% across 410 monitored flights.
The route is operated by 2 airlines: American Airlines, British Airways.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at Miami, ATC delays, strikes, NOTAMs, fuel, airline punctuality and recent trends.
US flights have no statutory cash compensation for delays. Under US DOT rules, if the airline cancels or significantly changes your flight and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Meals or hotels for controllable delays depend on each airline's contract of carriage.
